package cn.wellwan.service;

import cn.wellwan.entity.User;
import org.apache.ibatis.annotations.Param;

import java.util.List;

public interface UserService {

    User findUserById(Long id);

    int deleteUserById(Long id);

    int saveUser(User user);

    List<User> findUserList(User user);

    User findUserByOpenId( String openId);
}
